nimbus-eth2/beacon_chain/rpc/beacon_rest_api.nim

939 lines
36 KiB
Nim

# Copyright (c) 2018-2020 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import
std/[typetraits, sequtils, strutils, deques, sets, options],
stew/[results, base10],
chronicles,
nimcrypto/utils as ncrutils,
../beacon_node_common, ../networking/eth2_network,
../consensus_object_pools/[blockchain_dag, exit_pool],
../gossip_processing/gossip_validation,
../validators/validator_duties,
../spec/[crypto, digest, validator, datatypes, network],
../ssz/merkleization,
./eth2_json_rest_serialization, ./rest_utils
logScope: topics = "rest_beaconapi"
const
# https://github.com/ethereum/eth2.0-APIs/blob/master/apis/beacon/states/validator_balances.yaml#L17
# https://github.com/ethereum/eth2.0-APIs/blob/master/apis/beacon/states/validators.yaml#L17
MaximumValidatorIds = 30
type
RestValidatorTuple = tuple
index: ValidatorIndex
balance: string
status: string
validator: Validator
RestValidatorBalanceTuple = tuple
index: ValidatorIndex
balance: string
RestBeaconStatesCommitteesTuple* = tuple
index: CommitteeIndex
slot: Slot
validators: seq[ValidatorIndex]
RestAttestationsFailureTuple* = tuple
index: uint64
message: string
proc validateFilter(filters: seq[ValidatorFilter]): Result[ValidatorFilter,
cstring] =
var res: ValidatorFilter
for item in filters:
if res * item != {}:
return err("Validator status must be unique")
res.incl(item)
if res == {}:
res = {ValidatorFilterKind.PendingInitialized,
ValidatorFilterKind.PendingQueued,
ValidatorFilterKind.ActiveOngoing,
ValidatorFilterKind.ActiveExiting,
ValidatorFilterKind.ActiveSlashed,
ValidatorFilterKind.ExitedUnslashed,
ValidatorFilterKind.ExitedSlashed,
ValidatorFilterKind.WithdrawalPossible,
ValidatorFilterKind.WithdrawalDone}
ok(res)
proc getStatus(validator: Validator,
current_epoch: Epoch): Result[ValidatorFilterKind, cstring] =
if validator.activation_epoch > current_epoch:
# pending
if validator.activation_eligibility_epoch == FAR_FUTURE_EPOCH:
ok(ValidatorFilterKind.PendingInitialized)
else:
# validator.activation_eligibility_epoch < FAR_FUTURE_EPOCH:
ok(ValidatorFilterKind.PendingQueued)
elif (validator.activation_epoch <= current_epoch) and
(current_epoch < validator.exit_epoch):
# active
if validator.exit_epoch == FAR_FUTURE_EPOCH:
ok(ValidatorFilterKind.ActiveOngoing)
elif not validator.slashed:
# validator.exit_epoch < FAR_FUTURE_EPOCH
ok(ValidatorFilterKind.ActiveExiting)
else:
# validator.exit_epoch < FAR_FUTURE_EPOCH and validator.slashed:
ok(ValidatorFilterKind.ActiveSlashed)
elif (validator.exit_epoch <= current_epoch) and
(current_epoch < validator.withdrawable_epoch):
# exited
if not validator.slashed:
ok(ValidatorFilterKind.ExitedUnslashed)
else:
# validator.slashed
ok(ValidatorFilterKind.ExitedSlashed)
elif validator.withdrawable_epoch <= current_epoch:
# withdrawal
if validator.effective_balance != 0:
ok(ValidatorFilterKind.WithdrawalPossible)
else:
# validator.effective_balance == 0
ok(ValidatorFilterKind.WithdrawalDone)
else:
err("Invalid validator status")
proc toString*(kind: ValidatorFilterKind): string =
case kind
of ValidatorFilterKind.PendingInitialized:
"pending_initialized"
of ValidatorFilterKind.PendingQueued:
"pending_queued"
of ValidatorFilterKind.ActiveOngoing:
"active_ongoing"
of ValidatorFilterKind.ActiveExiting:
"active_exiting"
of ValidatorFilterKind.ActiveSlashed:
"active_slashed"
of ValidatorFilterKind.ExitedUnslashed:
"exited_unslashed"
of ValidatorFilterKind.ExitedSlashed:
"exited_slashed"
of ValidatorFilterKind.WithdrawalPossible:
"withdrawal_possible"
of ValidatorFilterKind.WithdrawalDone:
"withdrawal_done"
proc installBeaconApiHandlers*(router: var RestRouter, node: BeaconNode) =
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getGenesis
router.api(MethodGet, "/api/eth/v1/beacon/genesis") do () -> RestApiResponse:
return RestApiResponse.jsonResponse(
(
genesis_time: node.chainDag.headState.data.data.genesis_time,
genesis_validators_root:
node.chainDag.headState.data.data.genesis_validators_root,
genesis_fork_version: node.runtimePreset.GENESIS_FORK_VERSION
)
)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateRoot
router.api(MethodGet, "/api/eth/v1/beacon/states/{state_id}/root") do (
state_id: StateIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
node.withStateForBlockSlot(bslot):
return RestApiResponse.jsonResponse((root: hashedState().root))
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateFork
router.api(MethodGet, "/api/eth/v1/beacon/states/{state_id}/fork") do (
state_id: StateIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
node.withStateForBlockSlot(bslot):
return RestApiResponse.jsonResponse(
(
previous_version: state().fork.previous_version,
current_version: state().fork.current_version,
epoch: state().fork.epoch
)
)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateFinalityCheckpoints
router.api(MethodGet,
"/api/eth/v1/beacon/states/{state_id}/finality_checkpoints") do (
state_id: StateIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
node.withStateForBlockSlot(bslot):
return RestApiResponse.jsonResponse(
(
previous_justified: state().previous_justified_checkpoint,
current_justified: state().current_justified_checkpoint,
finalized: state().finalized_checkpoint
)
)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidators
router.api(MethodGet, "/api/eth/v1/beacon/states/{state_id}/validators") do (
state_id: StateIdent, id: seq[ValidatorIdent],
status: seq[ValidatorFilter]) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
let validatorIds =
block:
if id.isErr():
return RestApiResponse.jsonError(Http400,
InvalidValidatorIdValueError)
let ires = id.get()
if len(ires) > MaximumValidatorIds:
return RestApiResponse.jsonError(Http400,
MaximumNumberOfValidatorIdsError)
ires
let validatorsMask =
block:
if status.isErr():
return RestApiResponse.jsonError(Http400,
InvalidValidatorStatusValueError)
let res = validateFilter(status.get())
if res.isErr():
return RestApiResponse.jsonError(Http400,
InvalidValidatorStatusValueError,
$res.error())
res.get()
let (keySet, indexSet) =
block:
var res1: HashSet[ValidatorPubKey]
var res2: HashSet[ValidatorIndex]
for item in validatorIds:
case item.kind
of ValidatorQueryKind.Key:
if item.key in res1:
return RestApiResponse.jsonError(Http400, UniqueValidatorKeyError)
res1.incl(item.key)
of ValidatorQueryKind.Index:
let vitem =
block:
let vres = item.index.toValidatorIndex()
if vres.isErr():
case vres.error()
of ValidatorIndexError.TooHighValue:
return RestApiResponse.jsonError(Http400,
TooHighValidatorIndexValueError)
of ValidatorIndexError.UnsupportedValue:
return RestApiResponse.jsonError(Http500,
UnsupportedValidatorIndexValueError)
vres.get()
if vitem in res2:
return RestApiResponse.jsonError(Http400,
UniqueValidatorIndexError)
res2.incl(vitem)
(res1, res2)
node.withStateForBlockSlot(bslot):
let current_epoch = get_current_epoch(node.chainDag.headState.data.data)
var res: seq[RestValidatorTuple]
for index, validator in state().validators.pairs():
let includeFlag =
(len(keySet) == 0) and (len(indexSet) == 0) or
(len(indexSet) > 0 and (ValidatorIndex(index) in indexSet)) or
(len(keySet) > 0 and (validator.pubkey in keySet))
let sres = validator.getStatus(current_epoch)
if sres.isOk():
let vstatus = sres.get()
let statusFlag = vstatus in validatorsMask
if includeFlag and statusFlag:
res.add((
index: ValidatorIndex(index),
balance: Base10.toString(state().balances[index]),
status: toString(vstatus),
validator: validator
))
return RestApiResponse.jsonResponse(res)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidator
router.api(MethodGet,
"/api/eth/v1/beacon/states/{state_id}/validators/{validator_id}") do (
state_id: StateIdent, validator_id: ValidatorIdent) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
if validator_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidValidatorIdValueError,
$validator_id.error())
node.withStateForBlockSlot(bslot):
let current_epoch = get_current_epoch(node.chainDag.headState.data.data)
let vid = validator_id.get()
case vid.kind
of ValidatorQueryKind.Key:
for index, validator in state().validators.pairs():
if validator.pubkey == vid.key:
let sres = validator.getStatus(current_epoch)
if sres.isOk():
return RestApiResponse.jsonResponse(
(
index: ValidatorIndex(index),
balance: Base10.toString(state().balances[index]),
status: toString(sres.get()),
validator: validator
)
)
else:
return RestApiResponse.jsonError(Http400,
ValidatorStatusNotFoundError)
return RestApiResponse.jsonError(Http404, ValidatorNotFoundError)
of ValidatorQueryKind.Index:
let vindex =
block:
let vres = vid.index.toValidatorIndex()
if vres.isErr():
case vres.error()
of ValidatorIndexError.TooHighValue:
return RestApiResponse.jsonError(Http400,
TooHighValidatorIndexValueError)
of ValidatorIndexError.UnsupportedValue:
return RestApiResponse.jsonError(Http500,
UnsupportedValidatorIndexValueError)
vres.get()
if uint64(vindex) >= uint64(len(state().validators)):
return RestApiResponse.jsonError(Http404, ValidatorNotFoundError)
let validator = state().validators[vindex]
let sres = validator.getStatus(current_epoch)
if sres.isOk():
return RestApiResponse.jsonResponse(
(
index: vindex,
balance: Base10.toString(state().balances[vindex]),
status: toString(sres.get()),
validator: validator
)
)
else:
return RestApiResponse.jsonError(Http400,
ValidatorStatusNotFoundError)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidatorBalances
router.api(MethodGet,
"/api/eth/v1/beacon/states/{state_id}/validator_balances") do (
state_id: StateIdent, id: seq[ValidatorIdent]) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
let validatorIds =
block:
if id.isErr():
return RestApiResponse.jsonError(Http400,
InvalidValidatorIdValueError)
let ires = id.get()
if len(ires) > MaximumValidatorIds:
return RestApiResponse.jsonError(Http400,
MaximumNumberOfValidatorIdsError)
ires
let (keySet, indexSet) =
block:
var res1: HashSet[ValidatorPubKey]
var res2: HashSet[ValidatorIndex]
for item in validatorIds:
case item.kind
of ValidatorQueryKind.Key:
if item.key in res1:
return RestApiResponse.jsonError(Http400,
UniqueValidatorKeyError)
res1.incl(item.key)
of ValidatorQueryKind.Index:
let vitem =
block:
let vres = item.index.toValidatorIndex()
if vres.isErr():
case vres.error()
of ValidatorIndexError.TooHighValue:
return RestApiResponse.jsonError(Http400,
TooHighValidatorIndexValueError)
of ValidatorIndexError.UnsupportedValue:
return RestApiResponse.jsonError(Http500,
UnsupportedValidatorIndexValueError)
vres.get()
if vitem in res2:
return RestApiResponse.jsonError(Http400,
UniqueValidatorIndexError)
res2.incl(vitem)
(res1, res2)
node.withStateForBlockSlot(bslot):
let current_epoch = get_current_epoch(node.chainDag.headState.data.data)
var res: seq[RestValidatorBalanceTuple]
for index, validator in state().validators.pairs():
let includeFlag =
(len(keySet) == 0) and (len(indexSet) == 0) or
(len(indexSet) > 0 and (ValidatorIndex(index) in indexSet)) or
(len(keySet) > 0 and (validator.pubkey in keySet))
let sres = validator.getStatus(current_epoch)
if sres.isOk():
let vstatus = sres.get()
if includeFlag:
res.add((
index: ValidatorIndex(index),
balance: Base10.toString(state().balances[index]),
))
return RestApiResponse.jsonResponse(res)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getEpochCommittees
router.api(MethodGet,
"/api/eth/v1/beacon/states/{state_id}/committees") do (
state_id: StateIdent, epoch: Option[Epoch], index: Option[CommitteeIndex],
slot: Option[Slot]) -> RestApiResponse:
let bslot =
block:
if state_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidStateIdValueError,
$state_id.error())
let bres = node.getBlockSlot(state_id.get())
if bres.isErr():
return RestApiResponse.jsonError(Http404, StateNotFoundError,
$bres.error())
bres.get()
let vepoch =
if epoch.isSome():
let repoch = epoch.get()
if repoch.isErr():
return RestApiResponse.jsonError(Http400, InvalidEpochValueError,
$repoch.error())
let res = repoch.get()
if res > MaxEpoch:
return RestApiResponse.jsonError(Http400, EpochOverflowValueError)
some(res)
else:
none[Epoch]()
let vindex =
if index.isSome():
let rindex = index.get()
if rindex.isErr():
return RestApiResponse.jsonError(Http400,
InvalidCommitteeIndexValueError,
$rindex.error())
some(rindex.get())
else:
none[CommitteeIndex]()
let vslot =
if slot.isSome():
let rslot = slot.get()
if rslot.isErr():
return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
$rslot.error())
some(rslot.get())
else:
none[Slot]()
node.withStateForBlockSlot(bslot):
proc getCommittee(slot: Slot,
index: CommitteeIndex): RestBeaconStatesCommitteesTuple =
let validators = get_beacon_committee(state, slot, index,
cache).mapIt(it)
(index: index, slot: slot, validators: validators)
proc forSlot(slot: Slot, cindex: Option[CommitteeIndex],
res: var seq[RestBeaconStatesCommitteesTuple]) =
let committees_per_slot =
get_committee_count_per_slot(state, Epoch(slot), cache)
if cindex.isNone:
for committee_index in 0'u64 ..< committees_per_slot:
res.add(getCommittee(slot, CommitteeIndex(committee_index)))
else:
let idx = cindex.get()
if uint64(idx) < committees_per_slot:
res.add(getCommittee(slot, CommitteeIndex(idx)))
var res: seq[RestBeaconStatesCommitteesTuple]
let qepoch =
if vepoch.isNone:
compute_epoch_at_slot(state().slot)
else:
vepoch.get()
if vslot.isNone():
for i in 0 ..< SLOTS_PER_EPOCH:
forSlot(compute_start_slot_at_epoch(qepoch) + i, vindex, res)
else:
forSlot(vslot.get(), vindex, res)
return RestApiResponse.jsonResponse(res)
return RestApiResponse.jsonError(Http500, InternalServerError)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockHeaders
router.api(MethodGet, "/api/eth/v1/beacon/headers") do (
slot: Option[Slot], parent_root: Option[Eth2Digest]) -> RestApiResponse:
# TODO (cheatfate): This call is not complete, because structure
# of database do not allow to query blocks by `parent_root`.
let qslot =
if slot.isSome():
let rslot = slot.get()
if rslot.isErr():
return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
$rslot.error())
rslot.get()
else:
node.chainDag.head.slot
if parent_root.isSome():
let rroot = parent_root.get()
if rroot.isErr():
return RestApiResponse.jsonError(Http400, InvalidParentRootValueError,
$rroot.error())
return RestApiResponse.jsonError(Http500, NoImplementationError)
let bdata =
block:
let head =
block:
let res = node.getCurrentHead(qslot)
if res.isErr():
return RestApiResponse.jsonError(Http404, SlotNotFoundError,
$res.error())
res.get()
let blockSlot = head.atSlot(qslot)
if isNil(blockSlot.blck):
return RestApiResponse.jsonError(Http404, BlockNotFoundError)
node.chainDag.get(blockSlot.blck)
return RestApiResponse.jsonResponse(
(
root: bdata.data.root,
canonical: bdata.refs.isAncestorOf(node.chainDag.head),
header: (
message: (
slot: bdata.data.message.slot,
proposer_index: bdata.data.message.proposer_index,
parent_root: bdata.data.message.parent_root,
state_root: bdata.data.message.state_root,
body_root: bdata.data.message.body.hash_tree_root()
),
signature: bdata.data.signature
)
)
)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockHeader
router.api(MethodGet, "/api/eth/v1/beacon/headers/{block_id}") do (
block_id: BlockIdent) -> RestApiResponse:
let bdata =
block:
if block_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidBlockIdValueError,
$block_id.error())
let res = node.getBlockDataFromBlockIdent(block_id.get())
if res.isErr():
return RestApiResponse.jsonError(Http404, BlockNotFoundError)
res.get()
return RestApiResponse.jsonResponse(
(
root: bdata.data.root,
canonical: bdata.refs.isAncestorOf(node.chainDag.head),
header: (
message: (
slot: bdata.data.message.slot,
proposer_index: bdata.data.message.proposer_index,
parent_root: bdata.data.message.parent_root,
state_root: bdata.data.message.state_root,
body_root: bdata.data.message.body.hash_tree_root()
),
signature: bdata.data.signature
)
)
)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/publishBlock
router.api(MethodPost, "/api/eth/v1/beacon/blocks") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
let blck =
block:
if contentBody.isNone():
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
let dres = decodeBody(SignedBeaconBlock, contentBody.get())
if dres.isErr():
return RestApiResponse.jsonError(Http400, InvalidBlockObjectError,
$dres.error())
dres.get()
let head = node.chainDag.head
if not(node.isSynced(head)):
return RestApiResponse.jsonError(Http503, BeaconNodeInSyncError)
if head.slot >= blck.message.slot:
node.network.broadcast(getBeaconBlocksTopic(node.forkDigest), blck)
return RestApiResponse.jsonError(Http202, BlockValidationError)
else:
let res = proposeSignedBlock(node, head, AttachedValidator(), blck)
if res == head:
node.network.broadcast(getBeaconBlocksTopic(node.forkDigest), blck)
return RestApiResponse.jsonError(Http202, BlockValidationError)
else:
return RestApiResponse.jsonError(Http200, BlockValidationSuccess)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlock
router.api(MethodGet, "/api/eth/v1/beacon/blocks/{block_id}") do (
block_id: BlockIdent) -> RestApiResponse:
let bdata =
block:
if block_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidBlockIdValueError,
$block_id.error())
let res = node.getBlockDataFromBlockIdent(block_id.get())
if res.isErr():
return RestApiResponse.jsonError(Http404, BlockNotFoundError)
res.get()
return RestApiResponse.jsonResponse(bdata.data)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockRoot
router.api(MethodGet, "/api/eth/v1/beacon/blocks/{block_id}/root") do (
block_id: BlockIdent) -> RestApiResponse:
let bdata =
block:
if block_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidBlockIdValueError,
$block_id.error())
let res = node.getBlockDataFromBlockIdent(block_id.get())
if res.isErr():
return RestApiResponse.jsonError(Http404, BlockNotFoundError)
res.get()
return RestApiResponse.jsonResponse((root: bdata.data.root))
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockAttestations
router.api(MethodGet,
"/api/eth/v1/beacon/blocks/{block_id}/attestations") do (
block_id: BlockIdent) -> RestApiResponse:
let bdata =
block:
if block_id.isErr():
return RestApiResponse.jsonError(Http400, InvalidBlockIdValueError,
$block_id.error())
let res = node.getBlockDataFromBlockIdent(block_id.get())
if res.isErr():
return RestApiResponse.jsonError(Http404, BlockNotFoundError)
res.get()
return RestApiResponse.jsonResponse(
bdata.data.message.body.attestations.asSeq()
)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolAttestations
router.api(MethodGet, "/api/eth/v1/beacon/pool/attestations") do (
slot: Option[Slot],
committee_index: Option[CommitteeIndex]) -> RestApiResponse:
let vindex =
if committee_index.isSome():
let rindex = committee_index.get()
if rindex.isErr():
return RestApiResponse.jsonError(Http400,
InvalidCommitteeIndexValueError,
$rindex.error())
some(rindex.get())
else:
none[CommitteeIndex]()
let vslot =
if slot.isSome():
let rslot = slot.get()
if rslot.isErr():
return RestApiResponse.jsonError(Http400, InvalidSlotValueError,
$rslot.error())
some(rslot.get())
else:
none[Slot]()
var res: seq[Attestation]
for item in node.attestationPool[].attestations(vslot, vindex):
res.add(item)
return RestApiResponse.jsonResponse(res)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolAttestations
router.api(MethodPost, "/api/eth/v1/beacon/pool/attestations") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
let attestations =
block:
if contentBody.isNone():
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
let dres = decodeBody(seq[Attestation], contentBody.get())
if dres.isErr():
return RestApiResponse.jsonError(Http400,
InvalidAttestationObjectError,
$dres.error())
dres.get()
var failures: seq[RestAttestationsFailureTuple]
for atindex, attestation in attestations.pairs():
let wallTime = node.processor.getWallTime()
let res = await node.attestationPool.validateAttestation(
node.processor.batchCrypto, attestation, wallTime,
attestation.data.index, true
)
if res.isErr():
failures.add((index: uint64(atindex), message: $res.error()))
else:
node.sendAttestation(attestation)
if len(failures) > 0:
return RestApiResponse.jsonErrorList(Http400, AttestationValidationError,
failures)
else:
return RestApiResponse.jsonError(Http200, AttestationValidationSuccess)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolAttesterSlashings
router.api(MethodGet, "/api/eth/v1/beacon/pool/attester_slashings") do (
) -> RestApiResponse:
var res: seq[AttesterSlashing]
if isNil(node.exitPool):
return RestApiResponse.jsonResponse(res)
let length = len(node.exitPool.attester_slashings)
res = newSeqOfCap[AttesterSlashing](length)
for item in node.exitPool.attester_slashings.items():
res.add(item)
return RestApiResponse.jsonResponse(res)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolAttesterSlashings
router.api(MethodPost, "/api/eth/v1/beacon/pool/attester_slashings") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
let slashing =
block:
if contentBody.isNone():
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
let dres = decodeBody(AttesterSlashing, contentBody.get())
if dres.isErr():
return RestApiResponse.jsonError(Http400,
InvalidAttesterSlashingObjectError,
$dres.error())
let res = dres.get()
let vres = node.exitPool[].validateAttesterSlashing(res)
if vres.isErr():
return RestApiResponse.jsonError(Http400,
AttesterSlashingValidationError,
$vres.error())
res
node.sendAttesterSlashing(slashing)
return RestApiResponse.jsonError(Http200, AttesterSlashingValidationSuccess)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolProposerSlashings
router.api(MethodGet, "/api/eth/v1/beacon/pool/proposer_slashings") do (
) -> RestApiResponse:
var res: seq[ProposerSlashing]
if isNil(node.exitPool):
return RestApiResponse.jsonResponse(res)
let length = len(node.exitPool.proposer_slashings)
res = newSeqOfCap[ProposerSlashing](length)
for item in node.exitPool.proposer_slashings.items():
res.add(item)
return RestApiResponse.jsonResponse(res)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolProposerSlashings
router.api(MethodPost, "/api/eth/v1/beacon/pool/proposer_slashings") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
let slashing =
block:
if contentBody.isNone():
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
let dres = decodeBody(ProposerSlashing, contentBody.get())
if dres.isErr():
return RestApiResponse.jsonError(Http400,
InvalidProposerSlashingObjectError,
$dres.error())
let res = dres.get()
let vres = node.exitPool[].validateProposerSlashing(res)
if vres.isErr():
return RestApiResponse.jsonError(Http400,
ProposerSlashingValidationError,
$vres.error())
res
node.sendProposerSlashing(slashing)
return RestApiResponse.jsonError(Http200, ProposerSlashingValidationSuccess)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolVoluntaryExits
router.api(MethodGet, "/api/eth/v1/beacon/pool/voluntary_exits") do (
) -> RestApiResponse:
var res: seq[SignedVoluntaryExit]
if isNil(node.exitPool):
return RestApiResponse.jsonResponse(res)
let length = len(node.exitPool.voluntary_exits)
res = newSeqOfCap[SignedVoluntaryExit](length)
for item in node.exitPool.voluntary_exits.items():
res.add(item)
return RestApiResponse.jsonResponse(res)
# https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolVoluntaryExit
router.api(MethodPost, "/api/eth/v1/beacon/pool/voluntary_exits") do (
contentBody: Option[ContentBody]) -> RestApiResponse:
let exit =
block:
if contentBody.isNone():
return RestApiResponse.jsonError(Http400, EmptyRequestBodyError)
let dres = decodeBody(SignedVoluntaryExit, contentBody.get())
if dres.isErr():
return RestApiResponse.jsonError(Http400,
InvalidVoluntaryExitObjectError,
$dres.error())
let res = dres.get()
let vres = node.exitPool[].validateVoluntaryExit(res)
if vres.isErr():
return RestApiResponse.jsonError(Http400,
VoluntaryExitValidationError,
$vres.error())
res
node.sendVoluntaryExit(exit)
return RestApiResponse.jsonError(Http200, VoluntaryExitValidationSuccess)
router.redirect(
MethodGet,
"/eth/v1/beacon/genesis",
"/api/eth/v1/beacon/genesis"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/root",
"/api/eth/v1/beacon/states/{state_id}/root"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/fork",
"/api/eth/v1/beacon/states/{state_id}/fork"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/finality_checkpoints",
"/api/eth/v1/beacon/states/{state_id}/finality_checkpoints"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/validators",
"/api/eth/v1/beacon/states/{state_id}/validators"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/validators/{validator_id}",
"/api/eth/v1/beacon/states/{state_id}/validators/{validator_id}"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/validator_balances",
"/api/eth/v1/beacon/states/{state_id}/validator_balances"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/states/{state_id}/committees",
"/api/eth/v1/beacon/states/{state_id}/committees"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/headers",
"/api/eth/v1/beacon/headers"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/headers/{block_id}",
"/api/eth/v1/beacon/headers/{block_id}"
)
router.redirect(
MethodPost,
"/eth/v1/beacon/blocks",
"/api/eth/v1/beacon/blocks"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/blocks/{block_id}",
"/api/eth/v1/beacon/blocks/{block_id}"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/blocks/{block_id}/root",
"/api/eth/v1/beacon/blocks/{block_id}/root"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/blocks/{block_id}/attestations",
"/api/eth/v1/beacon/blocks/{block_id}/attestations"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/pool/attestations",
"/api/eth/v1/beacon/pool/attestations"
)
router.redirect(
MethodPost,
"/eth/v1/beacon/pool/attester_slashings",
"/api/eth/v1/beacon/pool/attester_slashings"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/pool/attester_slashings",
"/api/eth/v1/beacon/pool/attester_slashings"
)
router.redirect(
MethodPost,
"/eth/v1/beacon/pool/proposer_slashings",
"/api/eth/v1/beacon/pool/proposer_slashings"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/pool/proposer_slashings",
"/api/eth/v1/beacon/pool/proposer_slashings"
)
router.redirect(
MethodPost,
"/eth/v1/beacon/pool/voluntary_exits",
"/api/eth/v1/beacon/pool/voluntary_exits"
)
router.redirect(
MethodGet,
"/eth/v1/beacon/pool/voluntary_exits",
"/api/eth/v1/beacon/pool/voluntary_exits"
)